79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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* Copyright 2019-2021, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef ACOUSTIDCLIENT_H
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#define ACOUSTIDCLIENT_H
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#include "config.h"
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#include <QObject>
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#include <QMap>
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#include <QString>
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#include <QStringList>
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class QNetworkReply;
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class NetworkAccessManager;
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class NetworkTimeouts;
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class AcoustidClient : public QObject {
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Q_OBJECT
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// Gets a MBID from a Chromaprint fingerprint.
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// A fingerprint identifies one particular encoding of a song and is created by Fingerprinter.
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// An MBID identifies the actual song and can be passed to Musicbrainz to get metadata.
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// You can create one AcoustidClient and make multiple requests using it.
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// IDs are provided by the caller when a request is started and included in the Finished signal - they have no meaning to AcoustidClient.
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public:
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explicit AcoustidClient(QObject *parent = nullptr);
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~AcoustidClient() override;
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// Network requests will be aborted after this interval.
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void SetTimeout(const int msec);
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// Starts a request and returns immediately. Finished() will be emitted later with the same ID.
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void Start(const int id, const QString &fingerprint, int duration_msec);
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// Cancels the request with the given ID. Finished() will never be emitted for that ID. Does nothing if there is no request with the given ID.
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void Cancel(const int id);
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// Cancels all requests. Finished() will never be emitted for any pending requests.
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void CancelAll();
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signals:
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void Finished(int id, QStringList mbid_list, QString error = QString());
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private slots:
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void RequestFinished(QNetworkReply *reply, const int id);
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private:
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static const char *kClientId;
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static const char *kUrl;
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static const int kDefaultTimeout;
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NetworkAccessManager *network_;
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NetworkTimeouts *timeouts_;
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QMap<int, QNetworkReply*> requests_;
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};
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#endif // ACOUSTIDCLIENT_H
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